Which design requires the smallest number of participants?
A. correlational
B. quasi-experiment
C. one-shot case study
D. posttest-only control group
Answer: C
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Suppose that a cereal manufacturer tried out a new cereal box design for a few months, and—during the same time period—notices that its sales have tripled. One of the cereal executives, Mr. Correl, boasts that the new cereal box must have sparked the increase in sales. But another executive, Mr. Scien, points out that the increase could be due to the new advertising campaign that the company
is using, or to new distribution practices that have taken hold, or to the fact that more and more people are eating cereal these days. That is, Mr. Scien suggests that the company's "test" of the new cereal box design is low in ____. a. operationalizing b. generalizability c. internal validity d. external validity
Some of the people in Jacqueline's aerobics class are in a better mood after their half-hour workout, but others are short tempered and irritable after class. In this example, there is:
a. low consensus b. low consistency c. high distinctiveness d. low distinctiveness
If you go without sleep for 32 hours, you will need to sleep 32 hours straight to recover completely
Indicate whether the statement is true or false
The eardrum is also called the ____________________
a) bass fiddler membrane b) oval window c) tympanic membrane d) cochlea